import 'package:flutter/material.dart';

class CanvasDemo extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("canvasDemo"),
      ),
      body: CanvasLine(),
    );
  }
}

class CanvasLine extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Container(
      child: Text("Line"),
    );
  }
}
